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Purines include two of the bases in DNA and RNA.

A purine is a heterocyclic aromatic organic compound. It is a pyrimidine ring fused to an imidazole ring. Purines are the most widely occurring nitrogen-containing heterocycles in nature.[1]

Purines and pyrimidines are the two groups of nitrogenous bases, and the two groups of nucleotide bases.

Purines[change | change source]

References[change | change source]

  1. Rosemeyer H. 2004. Chemistry & biodiversity. 1, 361.